What is a blastocyst?
a. The 5-day-old zygote that becomes implanted in the uterine wall
b. The terminal end of the umbilical cord that attaches to the placenta
c. Fingerlike projections on the uterine wall that act to separate fetal from maternal tissues
d. The network of placental blood vessels that exchanges nutrients and waste products from mother to fetus
e. The structure that develops in place of the brain in an anencephalic infant
Question 2
Which of the following is a characteristic of low-birth-weight infants?
a. They show greater prevalence for liver fat infiltration.
b. They demonstrate catch-up growth within 3 months of birth.
c. They have an increased risk for insulin resistance later in life.
d. They have proportionately larger kidneys and greater risks for low blood pressure.
e. They are more commonly born to upper socioeconomic status women.
Aneurysm. Photograph of the aorta, the large blood vessel arising from the heart, with a large bulge
great wall
Layers of the Digestive Tract Wall
Carbapenems and Miscellaneous Cell Wall Inhibitors
Paradoxical Movement of the Chest Wall Seen in Flail Chest